ABSTRACT

In Chapter 1 we saw that the number of perfect matchings in the complement of a graph could be expressed as an integral, and that this result was a consequence of the fact that the number of perfect matchings in Kn is equal to 1 2 π ∫ − ∞ ∞ x n e − x 2 / 2 d x . https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315137131/3e789cab-79f2-434a-a841-e2acf5146c2d/content/eq652.tif"/>